| Issue |
172922
|
| Summary |
[clang] fatal error: error in backend: IO sandbox violation
|
| Labels |
clang:frontend,
crash
|
| Assignees |
|
| Reporter |
k-arrows
|
Reproducer:
https://godbolt.org/z/83Ynr4Pvo
```cpp
#pragma clang module build bounds_safety
#pragma clang module endbuild
```
Backtrace:
```console
fatal error: error in backend: IO sandbox violation
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0. Program arguments: /opt/compiler-explorer/clang-assertions-trunk/bin/clang++ -g -o /app/output.s -mllvm --x86-asm-syntax=intel -fno-verbose-asm -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot -fcolor-diagnostics -fno-crash-diagnostics <source>
1. <source>:1:2: current parser token 'pragma'
#0 0x000000000429e098 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x429e098)
#1 0x000000000429af44 llvm::sys::RunSignalHandlers() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x429af44)
#2 0x000000000429b4c4 llvm::sys::CleanupOnSignal(unsigned long) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x429b4c4)
#3 0x00000000041e0766 llvm::CrashRecoveryContext::HandleExit(int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x41e0766)
#4 0x0000000004292d3e llvm::sys::Process::Exit(int, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4292d3e)
#5 0x0000000000dd7640 LLVMErrorHandler(void*, char const*, bool) cc1_main.cpp:0:0
#6 0x00000000041eaa43 llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x41eaa43)
#7 0x00000000041eabd0 llvm::reportFatalInternalError(llvm::StringRef) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x41eabd0)
#8 0x000000000428c18d llvm::sys::fs::openFile(llvm::Twine const&, int&, llvm::sys::fs::CreationDisposition, llvm::sys::fs::FileAccess, llvm::sys::fs::OpenFlags, unsigned int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x428c18d)
#9 0x000000000428fd6f createUniqueEntity(llvm::Twine const&, int&, llvm::SmallVectorImpl<char>&, bool, FSEntity, llvm::sys::fs::OpenFlags, unsigned int) Path.cpp:0:0
#10 0x0000000004290002 llvm::sys::fs::createTemporaryFile(llvm::Twine const&, llvm::StringRef, int&, llvm::SmallVectorImpl<char>&, FSEntity, llvm::sys::fs::OpenFlags) Path.cpp:0:0
#11 0x00000000042901c0 llvm::sys::fs::createTemporaryFile(llvm::Twine const&, llvm::StringRef, llvm::SmallVectorImpl<char>&, llvm::sys::fs::OpenFlags) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x42901c0)
#12 0x0000000004e644e6 clang::CompilerInstance::createModuleFromSource(clang::SourceLocation, llvm::StringRef, llvm::StringRef) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4e644e6)
#13 0x00000000083b9d51 clang::Preprocessor::HandlePragmaModuleBuild(clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83b9d51)
#14 0x00000000083b5f9a clang::PragmaNamespace::HandlePragma(clang::Preprocessor&, clang::PragmaIntroducer, clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83b5f9a)
#15 0x00000000083b5f9a clang::PragmaNamespace::HandlePragma(clang::Preprocessor&, clang::PragmaIntroducer, clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83b5f9a)
#16 0x00000000083b5f9a clang::PragmaNamespace::HandlePragma(clang::Preprocessor&, clang::PragmaIntroducer, clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83b5f9a)
#17 0x00000000083b0e2c clang::Preprocessor::HandlePragmaDirective(clang::PragmaIntroducer) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83b0e2c)
#18 0x0000000008389816 clang::Preprocessor::HandleDirective(clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8389816)
#19 0x000000000832514a clang::Lexer::LexTokenInternal(clang::Token&, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x832514a)
#20 0x000000000832740e clang::Lexer::Lex(clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x832740e)
#21 0x00000000083cde5c clang::Preprocessor::Lex(clang::Token&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x83cde5c)
#22 0x0000000006994692 clang::Parser::ConsumeToken() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6994692)
#23 0x0000000006981708 clang::ParseAST(clang::Sema&, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6981708)
#24 0x0000000004bf5da8 clang::CodeGenAction::ExecuteAction() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4bf5da8)
#25 0x0000000004eea105 clang::FrontendAction::Execute() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4eea105)
#26 0x0000000004e6a3be clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4e6a3be)
#27 0x0000000004fe41ed clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4fe41ed)
#28 0x0000000000dd9ef2 cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdd9ef2)
#29 0x0000000000dd091a ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>) driver.cpp:0:0
#30 0x0000000000dd0a9d int llvm::function_ref<int (llvm::SmallVectorImpl<char const*>&)>::callback_fn<clang_main(int, char**, llvm::ToolContext const&)::'lambda'(llvm::SmallVectorImpl<char const*>&)>(long, llvm::SmallVectorImpl<char const*>&) driver.cpp:0:0
#31 0x0000000004c67a89 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#32 0x00000000041e06a4 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x41e06a4)
#33 0x0000000004c680b6 clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const (.part.0) Job.cpp:0:0
#34 0x0000000004c29732 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c29732)
#35 0x0000000004c2a6de clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c2a6de)
#36 0x0000000004c319b5 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c319b5)
#37 0x0000000000dd62c1 clang_main(int, char**, llvm::ToolContext const&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdd62c1)
#38 0x0000000000c813d4 main (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xc813d4)
#39 0x0000743ee6e29d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#40 0x0000743ee6e29e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#41 0x0000000000dd03b5 _start (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdd03b5)
clang++: error: clang frontend command failed with exit code 70 (use -v to see invocation)
Compiler returned: 70
```
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